Navegação Ciências Agrárias por Título
Resultados 1363-1382 de 3908
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Effect of birth weight and litter size on the performance of landrace gilts until puberty
(2014) [Artigo de periódico]Background: The selection for larger litter size has resulted in reduction of average birth weight and in increase of withinlitter birth weight variation in pigs. Birth weight is one of the most important factors affecting ... -
Effect of blanching on enzyme activity and bioactive compounds of blackberry
(2018) [Artigo de periódico]The inactivation of peroxidase and polyphenol oxidase and the degradation of phenolic compounds, anthocyanins, and antioxidant activity in blackberry were investigated during blanching in water at 80-90 °C, and in steam, ... -
Effect of body development from first insemination to first weaning on performance and culling until the third farrowing of Landrace x Large White swine females
(2015) [Artigo de periódico]The aim of this study was to verify the association of sow body weight development until the 1st weaning with reproductive performance, piglet production and culling rate until the 3rd farrowing in 196 primiparous sows ... -
Effect of Cabbage and Basil intercropping on conservative biological control of Aphids
(2023) [Artigo de periódico]Conservative biological control seeks to preserve beneficial organisms as the natural enemies of pests through habitat management. These studies aimed to measure the potential of basil (Ocimum basilicum L.) in the biological ... -
Effect of calcium sources in the diets of adult cats on urinary parameters and acid-base balance
(2018) [Artigo de periódico]Calcium is a macroelement that is part of the mineral composition of the diet of companion animals, and is considered a cation of strong alkalizing power, increasing urinary pH. Calcium salts have different solubilities ... -
Effect of chick weight, geometric mean diameter and sodium level in prestarter diets (1 to 7 days) on broiler performance up to 21 days of age
(2004) [Artigo de periódico]Seven hundred and twenty Ross 308 chicks were raised in a controlled environment room, distributed in a factorial design with 3 hatching chick weights (37, 40 and 44 g), 3 geometric mean diameter (GMD) (0.561; 0.783 and ... -
Effect of chitosan coatings on the quality of persimmon under commercial storage conditions
(2017) [Artigo de periódico]The chitosan coating effectiveness for enhancing the shelf life and retaining the carotenoids content of persimmons under commercial storage was investigated. Persimmons (Diospyros kaki L.) var. “Kyoto” were disinfected, ... -
Effect of crude glycerol on in-vitro ruminal fermentation kinetics
(2014) [Artigo de periódico]The interest in using crude glycerol in animal feeding has reemerged due to its increasing availability and favorable price resulting from the expansion of biofuel industry. The objective of the present study was to evaluate ... -
Effect of dietary fiber and genetic strain on the performance and energy balance of broiler chickens
(2013) [Artigo de periódico]The experiment was conducted to evaluate the effect of dietary fiber on the performance and energy balance of broiler chickens of a fast-growing strain (Cobb500) and a slow-growing strain (Label Rokens during the period ... -
Effect of dietary fiber, genetic strain and age on the digestive metabolism of broiler chickens
(2013) [Artigo de periódico]In this study, 360 male broilers, out of which 240 of a fast-growing strain (Cobb500), and 120 of a slow-growing strain (Label Rouge), were used to evaluate the effect of dietary fiber on digesta transit time and digestive ... -
Effect of dietary organic acids and humic substance supplementation on performance, immune response and gut morphology of broiler chickens
(2020) [Artigo de periódico]This study evaluated the additive effects of a commercial feed supplementation blend (Ava Cid P)—consisting of humic substances, coated sodium butyrate, and a small acidifier portion— on the growth, immune response, and ... -
Effect of different dietary concentrations of amino acids on the performance of two different broiler strains
(2013) [Artigo de periódico]Four Nutritional Programs (NP) used in the Brazilian poultry industry were tested in two broiler strains (Cobb 500 and Ross 308). NP varied in the concentrations of their main essential amino acids (AA) and were classified ... -
Effect of different levels of total dietary fiber on the performance of sows in gestation and lactation
(2018) [Artigo de periódico]The present study evaluated the effect of variation in the amount of total dietary fiber (TDF) in sow diets, provided from 74 to 114 days of gestation, on the digestibility of nutrients and energy during gestation, as well ... -
Effect of different liming levels on the biomass production and essential oil extraction yield
(2012) [Artigo de periódico] -
Effect of different systems for the control of environmental temperature on the performance of sows and their litters
(2013) [Artigo de periódico]Background: In tropical and subtropical regions, temperature values above thermoneutrality for pigs are often experienced and lactating sows maintained outside the thermal comfort zone might have their performance compromised. ... -
Effect of energy levels of diets formulated on total or digestible amino acid basis on broiler performance
(2004) [Artigo de periódico]This study was conducted to evaluate the performance and carcass and breast yields of broilers fed two different energy levels (3,200 or 2,900 kcal ME/kg) and two ways of expressing amino acid requirements (total -TAA or ... -
Effect of essential oils against acaricide‐susceptible and acaricide‑resistant Rhipicephalus ticks
(2021) [Artigo de periódico]The indiscriminate use of acaricides is a problem worldwide and has increased the selection of acaricide-resistant tick populations. The goal of this study was to evaluate the acaricide effects of two essential oils (from ... -
Effect of Habrobracon hebetor (Hymenoptera: Braconidae) Release on Moth Infestation in Stored Tobacco
(2023) [Artigo de periódico]During the storage period of dry tobacco and its derivatives, insect pests such as species of Ephestia Guenée (Lepidoptera: Pyralidae), popularly known as moths, cause damage to the product, being controlled mainly with ... -
Effect of incorporation of nutraceutical capsule waste of safflower oil in the mechanical characteristics of corn starch films.
(2016) [Artigo de periódico]Biodegradable films blends made of safflower oil nutraceutical capsules waste: corn starch (20:4, 30:4, 40:4 and 50:4) were prepared. The objective of this study was to evaluate the influence of addition of different ... -
Effect of incubation system on the development of intestinal villi, metabolism, and performance of one- to forty-day-old broiler chickens
(2016) [Artigo de periódico]An experiment was performed to evaluate the effect of the incubation system ― multiple-stage (MS) and single-stage (SS) ― on the characteristics at hatching, intestinal morphology, metabolism, and performance of Cobb-500 ...